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This transformation calculates one or more new columns using expression(s). One expression creates one column.

Expression is calculated for every row. Other column values in the same row can be referred by column names in square brackets. It's not possible to refer from one row to another row or to another table.

EXAMPLE

Source table: Average income and deductions

Objective: calculate the $ amount of compulsory deductions for each country

Transformation parameters:

• New column name: Deductions $
• Expression: ([Gross income] - [Disposable income])

Output table:

See also

• Calculate and replace column